US Secret Service Dismantles 100,000 SIM Card Network Threatening NYC Communications Ahead of UN General Assembly

Web Editor

September 23, 2025

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Background on the Situation

The United States Secret Service recently announced that they have dismantled a network of over 100,000 SIM cards that posed a significant threat to New York City’s telecommunications infrastructure before the United Nations General Assembly (UNGA) meeting.

Key Figures Involved

The UNGA’s high-level general debate commenced in New York on Tuesday, featuring prominent speeches from Brazil’s President Luiz Inácio Lula da Silva and US President Donald Trump.

The Threat and its Implications

US Secret Service revealed that these SIM cards were not only used for making anonymous threatening phone calls but also had the potential to execute a wide range of telecommunications attacks, including:

  • Disabling cellular towers
  • Facilitating Denial of Service (DoS) attacks
  • Enabling anonymous and encrypted communication between possible malicious actors and criminal organizations

The devices were discovered within a 56-kilometer radius of the UN General Assembly venue.

According to the Secret Service’s statement, “Given the timing, location, and potential for substantial disruption of New York City’s telecommunications through these devices, the agency swiftly intervened to disrupt this network.”

Context and Impact

New York City, as the host of the UNGA, attracts global leaders, diplomats, and activists from around the world. Ensuring secure communications is crucial for maintaining international relations, facilitating negotiations, and ensuring the safety of all attendees.

The US Secret Service’s proactive measures in identifying and dismantling this extensive SIM card network demonstrate their commitment to safeguarding critical infrastructure and international events. This action prevents potential chaos, ensuring smooth operations during the UNGA.

Key Questions and Answers

  1. What was the nature of the threat? The threat involved over 100,000 SIM cards capable of executing various telecommunications attacks, such as disabling cellular towers, facilitating DoS attacks, and enabling anonymous communication between malicious actors and criminal organizations.
  2. Where were these SIM cards found? The SIM cards were discovered within a 56-kilometer radius of the UN General Assembly venue in New York City.
  3. Who dismantled the network? The United States Secret Service took swift action to identify and disrupt this extensive SIM card network.
  4. Why was this action important? This proactive measure ensured secure communications during the UNGA, protecting international relations and the safety of global leaders, diplomats, and activists attending the event.